<%
	byte[] chart=(byte[])request.getSession().getAttribute("chart");
	if(chart == null){
		return;
	}
	java.io.OutputStream os = null;
	try {
		os = response.getOutputStream();
		os.write(chart);

	} catch (Exception e) {
		System.out.println(e);
	} finally {
		os.flush();
		os.close();
	}
%>